30 points This really affects my grade! I need a final answer not a guess. Thank you very much. I really appreciate it. Links will be reported!

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?